//Copyright 2017 Huawei Technologies Co., Ltd
//
//Licensed under the Apache License, Version 2.0 (the "License");
//you may not use this file except in compliance with the License.
//You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
//Unless required by applicable law or agreed to in writing, software
//distributed under the License is distributed on an "AS IS" BASIS,
//WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//See the License for the specific language governing permissions and
//limitations under the License.
package maxbody

import (
	"github.com/astaxie/beego"
	"net/http"
)

var maxBytes int64

func init() {
	maxBytes = beego.AppConfig.DefaultInt64("max_body_bytes", 2097152)
}

func Intercept(w http.ResponseWriter, r *http.Request) error {
	r.Body = http.MaxBytesReader(w, r.Body, maxBytes)
	return nil
}
